cleavage plane


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cleavage plane

1 the area in a fertilized ovum where cleavage takes place; the axis along which any cell division occurs.
2 any plane within the body where organs or structures can be separated with minimal damage to surrounding tissue.
References in periodicals archive ?
But despite the recent advances in our knowledge of the molecular details of furrow specification, there have been few investigations into cytokinesis in parthenogenetically activated embryos that use aster-based spindle assembly and cleavage plane determination.
6c, d), the site of their plus end interaction coinciding with and defining the division cleavage planes and boundaries of domains.
I have discovered two mechanisms that prevent aneuploidy: the tether-based acentric segregation and the elongation of the cell that clears chromatids from the cleavage plane.
Conclusions: The location of the intermuscular cleavage plane was related to disc level and not correlated with age, height or weight.
The second break occurred along a cleavage plane within the crystal that fractured during lifting of the specimen.
Though the spindle and its two poles together can determine this cleavage plane, several researchers have suggested that chromosomes actually mark the location.
This unique instrument gently separates a thin layer of living cells, called the epithelium, on the outside of the eye, along a natural cleavage plane.
The renal upper pole was then excised along the atrophic cleavage plane using a ligasure device.
rosaceus has shifted relative to echinoids with more typical planktotrophic plutei and extends to or above the third cleavage plane at the equator of the embryo.
The incision was extended and cleavage plane between the pericardium and epicardium was established.
A cleavage plane was then formed, and the lesion was excised en bloc with endoscopic instruments.